Category: Science

This image from NASA’s Hubble Space Telescope shows Messier 3, a densely packed cluster of stars whose origins may be a merger between globular clusters

In 1993, a team led by the planetary scientist Carl Sagan tentatively concluded that there is life on Earth. Not much of a deduction, you

Marine cloud brightening could cool part of the Pacific and weaken extreme El Niños, simulations suggest. But the approach could have risks.

There’s never been a good method to check for violations of the Outer Space Treaty’s prohibition of nuclear weapons in space.

The brain’s memory center may come “prewired,” rather than being built from scratch after birth, a new study in mice finds. The research, published in

A secretive Chinese spacecraft has captured the first-ever close-up photo of one of Earth’s temporary “quasi-moons” after arriving there for a potential first-of-its-kind landing. The

QUICK FACTS Where is it? Great Bahama Bank, Bahamas [23.547188707, -76.46352937] What’s in the photo? Submerged sandbanks and seagrass beds in shallow water Which satellite

The patient: A woman in her early 50s in Canada The symptoms: The woman started occasionally hearing her name being called when she was alone

Scientists have found evidence that gravitational waves from a spectacular black hole collision carry signals from the very edge of the newly formed black hole.

The gold standard of scientific review, peer review by researchers’ colleagues, is in crisis. AI might offer a solution but has problems of its own.

A majority of 8th-graders and roughly a third of 10th- and 12th-graders do not see great risk in using fentanyl once or twice, a study

A team of conservationists has discovered and restored the tombstone of Sebastian, a formerly enslaved man who died free in 1729. “That discovery is likely

The fragile and battered remains of an infant who lived about 6,000 years in Mesopotamia may be the oldest documented case of child abuse from

The Artemis II crew participates in the dedication of the Apollo 14 Moon tree at the Lunar Receiving Park at NASA’s Johnson Space Center. This